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                        Python语法之装饰器
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                        闭包
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                        装饰器
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                        总结
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                            <b>4.</b>
                        
                        MySQL数据库基本操作
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                        数据库概述
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                            <b>4.2.</b>
                        
                        数据完整性
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                        图形化客户端Navicat
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                        命令行客户端SQL的使用
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                        登录和退出数据库
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                        表结构的操作
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                        数据库的操作
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                        表数据的操作
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                        知识总结
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                            <b>5.</b>
                        
                        MYSQL数据库进阶操作
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                        练习强化
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                            <b>5.2.</b>
                        
                        条件
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                            <b>5.3.</b>
                        
                        排序
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                            <b>5.4.</b>
                        
                        分页
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                            <b>5.5.</b>
                        
                        聚合函数
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                            <b>5.6.</b>
                        
                        分组
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                            <b>5.7.</b>
                        
                        连接
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                            <b>5.8.</b>
                        
                        自连接
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                            <b>5.9.</b>
                        
                        子查询
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                        总结
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                        MYSQL数据库编程
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                            <b>6.1.</b>
                        
                        数据准备
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                        SQL演练
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                        数据库设计
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                            <b>6.4.</b>
                        
                        数据库编程
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                            <b>6.5.</b>
                        
                        总结
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                            <b>7.</b>
                        
                        MySQL数据库高级用法
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                        视图
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                        事务
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                            <b>7.3.</b>
                        
                        索引
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                        用户管理
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                            <b>7.5.</b>
                        
                        主从配置
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                            <b>7.6.</b>
                        
                        总结
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                            <b>8.</b>
                        
                        miniweb框架
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                            <b>8.1.</b>
                        
                        框架概念
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                            <b>8.2.</b>
                        
                        实现一个简单的框架
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                            <b>8.3.</b>
                        
                        模板替换
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                            <b>8.4.</b>
                        
                        路由概念
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                            <b>8.5.</b>
                        
                        股票收藏夹
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                            <b>8.6.</b>
                        
                        复习
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</blockquote>
<p><img src="../assets/day18/Xnip2018-05-31_22-40-44.png" alt=""></p>
<h2 id="42-&#x5B9E;&#x73B0;">4.2 &#x5B9E;&#x73B0;</h2>
<p>&#x4EE3;&#x7801;&#x4E2D;&#x5B9E;&#x73B0;&#x7684;&#x601D;&#x8DEF;&#x5C31;&#x662F;&#x5C06; &#x6240;&#x6709;&#x7684;&#x8DEF;&#x5F84;&#x548C;&#x8DEF;&#x5F84;&#x5BF9;&#x5E94;&#x7684;&#x6267;&#x884C;&#x4EE3;&#x7801;&#x63D0;&#x524D;&#x653E;&#x7F6E;&#x5728;&#x8DEF;&#x7531;&#x5217;&#x8868;&#x4E2D;&#xFF0C;&#x5F85;&#x7528;&#x6237;&#x8BF7;&#x6C42;&#x8FC7;&#x6765;&#x4E86;&#x76F4;&#x63A5;&#x6267;&#x884C;&#x8BF7;&#x6C42;&#x8DEF;&#x5F84;&#x5BF9;&#x5E94;&#x7684;&#x51FD;&#x6570;&#x5373;&#x53EF;&#x3002;</p>
<h2 id="&#x53EA;&#x9700;&#x8981;&#x4FEE;&#x6539;&#x6846;&#x67B6;&#x4EE3;&#x7801;">&#x53EA;&#x9700;&#x8981;&#x4FEE;&#x6539;&#x6846;&#x67B6;&#x4EE3;&#x7801;</h2>
<pre><code class="lang-python"><span class="hljs-keyword">import</span> time
<span class="hljs-keyword">import</span> re

<span class="hljs-comment"># ----------&#x66F4;&#x65B0;----------</span>
<span class="hljs-comment"># &#x7528;&#x6765;&#x5B58;&#x653E;url&#x8DEF;&#x7531;&#x6620;&#x5C04;</span>
<span class="hljs-comment"># url_route = [</span>
<span class="hljs-comment"># (&quot;/index.py&quot;, index_func),</span>
<span class="hljs-comment"># (&quot;/center.py&quot;, center_func)</span>
<span class="hljs-comment"># ]</span>
g_url_route = list()


<span class="hljs-function"><span class="hljs-keyword">def</span> <span class="hljs-title">route</span><span class="hljs-params">(url)</span>:</span>
    <span class="hljs-function"><span class="hljs-keyword">def</span> <span class="hljs-title">func1</span><span class="hljs-params">(func)</span>:</span>
        <span class="hljs-comment"># &#x6DFB;&#x52A0;&#x952E;&#x503C;&#x5BF9;&#xFF0C;key&#x662F;&#x9700;&#x8981;&#x8BBF;&#x95EE;&#x7684;url&#xFF0C;value&#x662F;&#x5F53;&#x8FD9;&#x4E2A;url&#x9700;&#x8981;&#x8BBF;&#x95EE;&#x7684;&#x65F6;&#x5019;&#xFF0C;&#x9700;&#x8981;&#x8C03;&#x7528;&#x7684;&#x51FD;&#x6570;&#x5F15;&#x7528;</span>
        g_url_route.append((url,func))
        <span class="hljs-function"><span class="hljs-keyword">def</span> <span class="hljs-title">func2</span><span class="hljs-params">(file_name)</span>:</span>
            <span class="hljs-keyword">return</span> func(file_name)
        <span class="hljs-keyword">return</span> func2
    <span class="hljs-keyword">return</span> func1

<span class="hljs-decorator">@route(&apos;/index.html&apos;)</span>
<span class="hljs-function"><span class="hljs-keyword">def</span> <span class="hljs-title">index</span><span class="hljs-params">()</span>:</span>
    <span class="hljs-string">&quot;&quot;&quot;&#x5F53;&#x7528;&#x6237;&#x8BF7;&#x6C42;/index.html&#x7684;&#x65F6;&#x5019; &#x6267;&#x884C;&#x5F53;&#x524D;&#x51FD;&#x6570;&#x8FD4;&#x56DE;&#x5BF9;&#x5E94;&#x7684;&#x9875;&#x9762;&quot;&quot;&quot;</span>
    <span class="hljs-comment"># &#x8BFB;&#x53D6;&#x6A21;&#x677F;&#x6587;&#x4EF6;</span>
    <span class="hljs-keyword">with</span> open(<span class="hljs-string">&quot;template/index.html&quot;</span>, <span class="hljs-string">&quot;r&quot;</span>) <span class="hljs-keyword">as</span> file:
        html_data = file.read()

    <span class="hljs-comment"># &#x4ECE;&#x6570;&#x636E;&#x5E93;&#x4E2D;&#x8BFB;&#x53D6;&#x51FA;&#x6570;&#x636E;</span>
    data_from_mysql = <span class="hljs-string">&quot;have fun!!!&quot;</span>

    <span class="hljs-comment"># &#x5B8C;&#x6210;&#x6A21;&#x677F;&#x66FF;&#x6362;</span>
    data = re.sub(<span class="hljs-string">r&quot;\{%content%\}&quot;</span>, data_from_mysql, html_data)

    <span class="hljs-comment"># &#x8FD4;&#x56DE;&#x7F51;&#x9875;&#x6587;&#x4EF6;</span>
    <span class="hljs-keyword">return</span> data


<span class="hljs-decorator">@route(&apos;/gettime.html&apos;)</span>
<span class="hljs-function"><span class="hljs-keyword">def</span> <span class="hljs-title">gettime</span><span class="hljs-params">()</span>:</span>
    <span class="hljs-string">&apos;&apos;&apos;&#x5F53;&#x7528;&#x6237;&#x8BF7;&#x6C42;/gettime.html&#x7684;&#x65F6;&#x5019; &#x6267;&#x884C;&#x5F53;&#x524D;&#x51FD;&#x6570;&apos;&apos;&apos;</span>
    <span class="hljs-keyword">return</span> time.ctime()

<span class="hljs-function"><span class="hljs-keyword">def</span> <span class="hljs-title">app</span><span class="hljs-params">(data_dict)</span>:</span>
    <span class="hljs-comment"># &#x4ECE;&#x5B57;&#x5178;&#x4E2D;&#x53D6;&#x51FA; &#x7528;&#x6237;&#x8BF7;&#x6C42;&#x8DEF;&#x5F84; </span>
    path_info = data_dict[<span class="hljs-string">&apos;PATH_INFO&apos;</span>]
    <span class="hljs-comment"># if data_dict[&apos;PATH_INFO&apos;] == &apos;/gettime.html&apos;:</span>
    <span class="hljs-comment">#    return &apos;200 OK&apos;,[(&apos;Content-Type&apos;,&apos;text/html&apos;)],time.time()</span>
    <span class="hljs-comment"># elif data_dict[&apos;PATH_INFO&apos;] == &apos;/index.html&apos;:</span>
    <span class="hljs-comment">#    return return &apos;200 OK&apos;,[(&apos;Content-Type&apos;,&apos;text/html&apos;)],index()</span>
    <span class="hljs-keyword">for</span> url,func <span class="hljs-keyword">in</span> route_list:
        <span class="hljs-comment"># &#x5982;&#x679C;&#x8DEF;&#x7531;&#x5217;&#x8868;&#x4E2D;&#x67D0;&#x4E2A;&#x8DEF;&#x5F84;&#x548C;&#x7528;&#x6237;&#x8BF7;&#x6C42;&#x8DEF;&#x5F84;&#x4E00;&#x6837; &#x5219;&#x6267;&#x884C;&#x5BF9;&#x5E94;&#x7684;&#x51FD;&#x6570;</span>
        <span class="hljs-keyword">if</span> url == path_info:
            <span class="hljs-keyword">return</span>  <span class="hljs-string">&apos;200 OK&apos;</span>,[(<span class="hljs-string">&apos;Content-Type&apos;</span>,<span class="hljs-string">&apos;text/html&apos;</span>)],func()
    <span class="hljs-keyword">else</span>:
        <span class="hljs-keyword">return</span> <span class="hljs-string">&apos;404 Not Found&apos;</span>,[(<span class="hljs-string">&apos;Content-Type&apos;</span>,<span class="hljs-string">&apos;text/html&apos;</span>)],<span class="hljs-string">&apos;hello this is response body&apos;</span>
</code></pre>

                    
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